Black History Month | Single-sex schools help African-American boys succeed-but remain controversial
by Mark Bergin
Posted 2/03/07, 12:00 am
Glen Clisham pauses momentarily from an arithmetic lesson and raises his voice above the escalating racket of 15 boisterous first-graders: "I'm going to wait until I have quiet." The room's volume drops to a murmur. Clisham, a fourth-year teacher at Thurgood Marshall Elementary in Seattle, resumes instructing, satisfied with something less than total silence.